Home
Gemstones


Staurolite and Nephrite Physical Properties


Nephrite and Staurolite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.7-3.8   
2.90-3.10   

Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   
Splintery, Granular, Splintery, Granular, Gemstones (2009)   

Cleavage
Distinct on {010}   
Not Available   

Mohs Hardness
7-7.5   
6-6.5   

Chemical Composition
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.   
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
<< Astrology

Staurolite and Nephrite Chemical Formula

While comparing Staurolite and Nephrite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Staurolite and Nephrite chemical formula.

Compare Brown Gemstones

Staurolite and Nephrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Staurolite and Nephrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Staurolite and Nephrite Optical Properties during the identification of gemstone. Specific gravity of Staurolite is 2.90-3.10 whereas that of Nephrite is 2.90-3.10.

Brown Gemstones

Brown Gemstones


Compare Brown Gemstones